From 0cbb65479147ecdaa664e88cc2a5a925f3de502f Mon Sep 17 00:00:00 2001 From: nsz Date: Mon, 19 Mar 2012 23:41:19 +0100 Subject: code cleanup of named constants zero, one, two, half are replaced by const literals The policy was to use the f suffix for float consts (1.0f), but don't use suffix for long double consts (these consts can be exactly represented as double). --- src/math/acoshf.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'src/math/acoshf.c') diff --git a/src/math/acoshf.c b/src/math/acoshf.c index 57ce5cb8..0f7aae2a 100644 --- a/src/math/acoshf.c +++ b/src/math/acoshf.c @@ -16,7 +16,6 @@ #include "libm.h" static const float -one = 1.0, ln2 = 6.9314718246e-01; /* 0x3f317218 */ float acoshf(float x) @@ -32,12 +31,12 @@ float acoshf(float x) return x + x; return logf(x) + ln2; /* acosh(huge)=log(2x) */ } else if (hx == 0x3f800000) { - return 0.0; /* acosh(1) = 0 */ + return 0.0f; /* acosh(1) = 0 */ } else if (hx > 0x40000000) { /* 2**28 > x > 2 */ t = x*x; - return logf(2.0f*x - one/(x+sqrtf(t-one))); + return logf(2.0f*x - 1.0f/(x+sqrtf(t-1.0f))); } else { /* 1 < x < 2 */ - t = x-one; + t = x-1.0f; return log1pf(t + sqrtf(2.0f*t+t*t)); } } -- cgit v1.2.1